rise and fall system

基本解释

The rise and fall enable working platform system is in use for installing and maintaining charging stations.
升降工作平台可在充电候车站安装及维护时使用。
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The paper researches on rise and fall control system trouble reason for down coiler, put forward the improvement measure for hydraulic system.
该文分析了卸卷小车升降控制系统中出现的故障原因，提出了液压系统的改进措施。
This everyone recognition of the fool and real life antipathetic, have super era and manner, become a presentiment that chieftain system the rise and fall of the witness.
这个人人都认定的傻子与理想生活格格不入，却有着超时期的预见和举止，成为土司制度兴衰的见证人。